Error code

[08/10/2018-23:04:40] [Radon] - Error happened while processing: Library C:\Program Files\Java\jre1.8.0_xxx\lib\rt.jar does not exist!
[08/10/2018-23:04:40] [Radon] - Deleted output.
java.lang.RuntimeException: Library C:\Program Files\Java\jre1.8.0_xxx\lib\rt.jar does not exist!
        at me.itzsomebody.radon.internal.Bootstrap.loadClassPath(Bootstrap.java:469)
        at me.itzsomebody.radon.internal.Bootstrap.startTheParty(Bootstrap.java:206)
        at me.itzsomebody.radon.internal.CLI.startTheParty(CLI.java:70)
        at me.itzsomebody.radon.internal.CLI.<init>(CLI.java:31)
        at me.itzsomebody.radon.Radon.main(Radon.java:33)
[08/10/2018-23:04:40] [Radon] - Writing log.
java.lang.RuntimeException: Library C:\Program Files\Java\jre1.8.0_xxx\lib\rt.jar does not exist!
        at me.itzsomebody.radon.internal.Bootstrap.startTheParty(Bootstrap.java:333)
        at me.itzsomebody.radon.internal.CLI.startTheParty(CLI.java:70)
        at me.itzsomebody.radon.internal.CLI.<init>(CLI.java:31)
        at me.itzsomebody.radon.Radon.main(Radon.java:33)